Home / 3,241,019.78-4,472,486.75-1,790,684

Finding the Fourth Proportional to 3,241,019.78, 4,472,486.75 and 1,790,684

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Solution

The fourth proportional to 3,241,019.78, 4,472,486.75 and 1,790,684 is: 2,471,077.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241,019.78 : 4,472,486.75 = 1,790,684 : x
  2. Step 2: Convert to fraction form
    3,241,019.78/4,472,486.75 = 1,790,684/x
  3. Step 3: Cross multiply
    3,241,019.78x = 4,472,486.75 × 1,790,684
  4. Step 4: Simplify right side
    3,241,019.78x = 8,008,810,463,437
  5. Step 5: Solve for x
    x = 8,008,810,463,437/3,241,019.78
  6. Step 6: Final answer
    x = 2,471,077.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.